Slove y'' - 4y' - 5y = 0 , given y(0)= 1 and y'(0)=0 Can I get the full working to this please ​

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

When is g(x) = 0 for the function g(x) = 5.23x + 4?

Find the degree 3 taylor polynomial p3(x) of function f(x)=(-3x+15)^(3/2) at a=2